WO2014129568A1 - 腸溶錠 - Google Patents

腸溶錠 Download PDF

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Publication number
WO2014129568A1
WO2014129568A1 PCT/JP2014/054104 JP2014054104W WO2014129568A1 WO 2014129568 A1 WO2014129568 A1 WO 2014129568A1 JP 2014054104 W JP2014054104 W JP 2014054104W WO 2014129568 A1 WO2014129568 A1 WO 2014129568A1
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WO
WIPO (PCT)
Prior art keywords
coating
enteric
tablet
water
enteric tablet
Prior art date
Application number
PCT/JP2014/054104
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
明郎 龍
京子 長田
Original Assignee
ゼリア新薬工業株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=51391349&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2014129568(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority to DK14754975.2T priority Critical patent/DK2959892T3/da
Priority to CN201480009951.3A priority patent/CN105025888B/zh
Priority to MX2015010871A priority patent/MX369967B/es
Priority to NZ71120114A priority patent/NZ711201A/en
Priority to BR112015020237-3A priority patent/BR112015020237B1/pt
Priority to LTEP14754975.2T priority patent/LT2959892T/lt
Priority to KR1020157022571A priority patent/KR102167265B1/ko
Priority to ES14754975T priority patent/ES2821766T3/es
Priority to JP2015501510A priority patent/JP6237760B2/ja
Priority to US14/769,660 priority patent/US20150374632A1/en
Priority to SI201431710T priority patent/SI2959892T1/sl
Application filed by ゼリア新薬工業株式会社 filed Critical ゼリア新薬工業株式会社
Priority to RS20201388A priority patent/RS61099B1/sr
Priority to EP14754975.2A priority patent/EP2959892B1/en
Priority to CA2901166A priority patent/CA2901166C/en
Priority to RU2015140119A priority patent/RU2675844C2/ru
Priority to SG11201506653WA priority patent/SG11201506653WA/en
Priority to AU2014219726A priority patent/AU2014219726B2/en
Publication of WO2014129568A1 publication Critical patent/WO2014129568A1/ja
Priority to IL240575A priority patent/IL240575B/en
Priority to ZA2015/06585A priority patent/ZA201506585B/en
Priority to US16/136,377 priority patent/US20190015345A1/en
Priority to HRP20201808TT priority patent/HRP20201808T1/hr
Priority to CY20201101162T priority patent/CY1123908T1/el
Priority to US17/118,824 priority patent/US20210093577A1/en
Priority to US18/363,001 priority patent/US20230372250A1/en

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/185—Acids; Anhydrides, halides or salts thereof, e.g. sulfur acids, imidic, hydrazonic or hydroximic acids
    • A61K31/19—Carboxylic acids, e.g. valproic acid
    • A61K31/195—Carboxylic acids, e.g. valproic acid having an amino group
    • A61K31/196—Carboxylic acids, e.g. valproic acid having an amino group the amino group being directly attached to a ring, e.g. anthranilic acid, mefenamic acid, diclofenac, chlorambucil
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
    • A61K9/2806—Coating materials
    • A61K9/2833—Organic macromolecular compounds
    • A61K9/284—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone
    • A61K9/2846—Poly(meth)acrylates
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/60—Salicylic acid; Derivatives thereof
    • A61K31/606—Salicylic acid; Derivatives thereof having amino groups
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/32—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. carbomers, poly(meth)acrylates, or polyvinyl pyrrolidone
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/36—Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
    • A61K47/38—Cellulose; Derivatives thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
    • A61K9/2806—Coating materials
    • A61K9/2833—Organic macromolecular compounds
    • A61K9/286—Polysaccharides, e.g. gums; Cyclodextrin
    • A61K9/2866—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
    • A61K9/2886—Dragees; Coated pills or tablets, e.g. with film or compression coating having two or more different drug-free coatings; Tablets of the type inert core-drug layer-inactive layer
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
    • A61P1/04—Drugs for disorders of the alimentary tract or the digestive system for ulcers, gastritis or reflux esophagitis, e.g. antacids, inhibitors of acid secretion, mucosal protectants

Definitions

  • the present invention relates to an enteric tablet.
  • Some medicinal components of pharmaceuticals are unstable under acidic conditions, and therefore, when a normal preparation is orally administered, there are components that do not exhibit sufficient medicinal properties because they are decomposed by gastric acid.
  • the therapeutic agent for inflammatory bowel diseases such as ulcerative colitis and Crohn's disease
  • it is desirable that the medicinal component is released from the preparation in the intestinal tract as the affected part.
  • pharmaceutical preparations containing such medicinal ingredients include enteric preparations such as enteric tablets.
  • enteric preparations for example, 5-aminosalicylic acid (mesalazine) and salazosulfapyridine, which are therapeutic agents for inflammatory bowel disease, are commercially available as enteric preparations, enemas, suppositories, and the like.
  • enteric tablets are widely used because of their excellent oral administration, portability, quality control, and the like.
  • a general enteric-coated tablet that dissolves in the second dissolution test solution (pH 6.8) and an enteric-coated tablet that dissolves at pH 7 or higher are commercially available.
  • enteric-coated tablets that dissolve at a pH of 7 or higher are particularly useful for diseases of the large intestine because they release medicinal ingredients after reaching the affected lower digestive tract (terminal ileum to large intestine).
  • Polaprezinc which has gastric mucosal protective action and cytoprotective action, has been used as a therapeutic agent for gastric ulcer and duodenal ulcer.
  • enema has been studied for ulcerative colitis and rectal mucosal disorder (non-patented). References 1-4).
  • polaprezin enema therapy the endoscopically significant improvement was observed in the range where the enema was delivered, and it was difficult to reach the lower part of the large intestine with the conventional oral preparation. Therefore, in the treatment of polaprezinc ulcerative colitis and rectal mucosal disorders, a large enteric coating preparation that reliably reaches the large intestine and sufficiently acts on the affected area is desired from the viewpoint of medication compliance.
  • Patent Documents 1 and 2 In addition, as a technique relating to other enteric coating preparations, double enteric coating techniques of enteric coating and pH-dependent dissolution coating have been reported (Patent Documents 1 and 2).
  • the subject of this invention is providing the enteric tablet which has sufficient impact resistance, without containing a large amount of medicinal ingredients and thickening an enteric film.
  • the present invention provides the following [1] to [10].
  • [1] (A) Uncoated tablet containing medicinal components and having a weight of 1000 mg or more, (B) a water-soluble polymer-containing film on the surface of the uncoated tablet, and (C) pH 7 or more on the surface of the water-soluble polymer-containing film
  • An enteric tablet having an enteric coating that dissolves in the coating, wherein the total amount of the coating (B) and the coating (C) is 10 to 18 mg / cm 2 and the coating (B) is 6 to 12 mg / cm 2 .
  • the enteric coating that dissolves at a pH of 7 or more is a coating formed of one or more polymers selected from methacrylic acid copolymers, and the enteric coating according to any one of [1] to [4] Tablets.
  • the enteric tablet according to any one of [1] to [9], wherein the mass ratio (B / C) of the coating (B) to the coating (C) is 1.0 to 2.5.
  • the enteric tablet of the present invention contains a large amount of medicinal ingredients in one tablet, it has good gastrointestinal lower part release characteristics and is excellent in impact resistance. Preparations that needed to be taken in tablets can be treated by taking 1 tablet at a time.
  • the enteric tablet of the present invention comprises (A) an uncoated tablet containing a medicinal component and a weight of 1000 mg or more, a surface of the uncoated tablet (B) a water-soluble polymer-containing film, and a surface of the water-soluble polymer-containing film. (C) An enteric tablet having an enteric coating that dissolves at pH 7 or more, wherein the total amount of the coating (B) and the coating (C) is 10 to 18 mg / cm 2 , and the coating (B) is 6 to 12 mg. / Cm 2 and the coating (C) is 3 to 6 mg / cm 2 .
  • the uncoated tablet (A) in the enteric tablet of the present invention is a uncoated tablet having a medicinal component and having a weight of 1000 mg or more.
  • medicinal ingredients include nonsteroidal anti-inflammatory agents, ulcer treatment agents, antibacterial agents, peptides, proteins, steroids and other drugs that are preferably released in the intestinal tract, particularly in the lower gastrointestinal tract (terminal ileum to large intestine). Drugs that are released are preferred. That is, an inflammatory bowel disease therapeutic agent, a colon cancer therapeutic agent and the like are preferable.
  • preferred drugs that act on the large intestine include 5-aminosalicylic acid (mesalazine), salazosulfapyridine, prednisolone, betamethasone, and polaprezinc, among which 5-aminosalicylic acid is more preferred.
  • 5-aminosalicylic acid is used as a therapeutic agent for inflammatory bowel diseases such as ulcerative colitis and Crohn's disease.
  • the weight of the uncoated tablet (A) is preferably 1000 mg or more, more preferably 1000 to 1500 mg, and still more preferably 1200 to 1500 mg from the viewpoint of ingestion and portability.
  • the content of the medicinal component in the uncoated tablet (A) is preferably 700 mg or more, more preferably 900 to 1300 mg, and still more preferably 1000 to 1300 mg from the viewpoints of dosing properties, impact resistance, portability, and usage.
  • excipients In addition to medicinal ingredients, excipients, disintegrants, lubricants, binders, fluidizing agents, corrigents, flavoring agents, plasticizers, etc., other than medicinal ingredients, should be added to the plain tablets (A). Can do.
  • the total content of these additives is preferably 100 to 600 mg, more preferably 150 to 400 mg, and even more preferably 200 to 400 mg in the uncoated tablet (A).
  • examples of the excipient include sugars such as lactose, sucrose, glucose, and mannitol, starch, partially pregelatinized starch, crystalline cellulose, calcium carbonate, calcium sulfate, sodium bicarbonate, and the like.
  • Lactose, mannitol, starch, crystalline cellulose are preferable, and crystalline cellulose is more preferable.
  • Disintegrants include starch, agar, gelatin powder, crystalline cellulose, carmellose sodium, carmellose calcium, croscarmellose sodium, crospovidone, calcium carbonate, sodium bicarbonate, sodium starch glycolate, hydroxypropyl methylcellulose, low substitution degree Examples include hydroxypropylcellulose.
  • Examples of the lubricant include magnesium stearate, calcium stearate, talc, hydrogenated vegetable oil, macrogol, sodium stearyl fumarate and the like. Preferred are calcium stearate and talc, and more preferred is magnesium stearate.
  • Examples of the binder include starch, gum arabic, gelatin, sodium alginate, methyl cellulose, ethyl cellulose, povidone, polyvinyl alcohol, hydroxypropyl cellulose, carboxymethyl cellulose and the like. Povidone, hydroxypropylcellulose, and hypromellose are preferable, and povidone and hypromellose are more preferable.
  • Examples of the fluidizing agent include silicic anhydrides such as light anhydrous silicic acid.
  • the uncoated tablet (A) may be produced by a conventional method, and any of a direct powder compression method, a dry granule compression method, a semi-dry granule compression method, and a wet granule compression method may be used. A method of compressing by dry method after wet granulation is preferable.
  • the hardness of the uncoated tablet (A) is preferably 160 N or more in the major axis direction, more preferably 170 N or more, further preferably 180 N or more, further preferably 160 to 300 N, further preferably 170 to 300 N.
  • the hardness can be measured by a hardness meter (such as PTB302 manufactured by PHARMA-TEST).
  • the enteric tablet of the present invention has (B) a water-soluble polymer film on the surface of the uncoated tablet (A).
  • This coating (B) is a water-soluble polymer coating, not enteric, but a coating mainly composed of a normal water-soluble polymer.
  • Water-soluble polymers used in the coating (B) include water-soluble cellulose ethers such as hydroxypropylcellulose, hydroxypropylmethylcellulose (hypromellose), hydroxyethylcellulose, polyethylene glycol, gelatin, alginate, dextrin, polyvinyl alcohol, acrylic acid, And water-soluble polyvinyl alcohol derivatives such as methyl methacrylate copolymer, polyvinyl alcohol, polyethylene glycol, and graft copolymer.
  • water-soluble cellulose ether is preferable and 1 type, or 2 or more types chosen from hydroxypropyl cellulose and hydroxypropyl methylcellulose are preferable.
  • the solution containing the water-soluble polymer may be sprayed onto the uncoated tablet (A) and then dried.
  • a plasticizer such as triethyl citrate, polysorbate, or polyethylene glycol can be added to the solution containing the water-soluble polymer.
  • the solvent water, ethanol, a water-ethanol mixed solution, or the like is used.
  • the enteric tablet of the present invention has (C) an enteric coating that dissolves at pH 7 or higher on the surface of the coating (B).
  • This coating (C) is a coating for dissolving the medicinal components in the enteric tablet of the present invention in the lower digestive tract by dissolving at pH 7 or higher.
  • a methacrylic acid copolymer is preferable, a methacrylic acid-methyl methacrylate copolymer is more preferable, a methacrylic acid copolymer L, a methacrylic acid copolymer S, and
  • One or more selected from the methacrylic acid copolymer LD is more preferable. More preferably, it is one or more selected from methacrylic acid copolymer S and methacrylic acid copolymer L.
  • the solution containing a polymer that dissolves at pH 7 or higher is sprayed onto the tablet on which the film (B) is formed, and then dried.
  • a plasticizer such as triethyl citrate, a lubricant such as talc, a dye, and the like can be added to a solution containing a polymer that dissolves at pH 7 or higher.
  • the solvent water, ethanol, isopropanol, acetone, a mixed solution thereof or the like is used.
  • the total amount of the coating (B) and the coating (C) is 10 to 18 mg / cm 2
  • the coating (B) is 6 to 12 mg / cm 2
  • the coating (C) is 3 to 6 mg / cm 2 is important in terms of obtaining good enteric properties and impact resistance. If the total amount of the coating (B) and the coating (C) is less than 10 mg / cm 2 , sufficient impact resistance cannot be obtained, and if it exceeds 18 mg / cm 2 , the process time increases and the elution time becomes too long. No release is possible. More preferably, the total amount is 10 to 16 mg / cm 2 , more preferably 10 to 15 mg / cm 2 .
  • the amount of the coating film (B) is more preferably 6 to 11 mg / cm 2 , further preferably 6 to 10 mg / cm 2 .
  • the amount of the coating (C) is less than 3 mg / cm 2, it is difficult to control the release characteristics, and when it exceeds 6 mg / cm 2 , the amount of the coating (B) is relatively small, so that sufficient impact resistance is obtained. Absent. A more preferable amount of the coating (C) is 4 to 6 mg / cm 2 .
  • the mass ratio (B / C) of the coating (B) to the coating (C) is preferably from 1.0 to 2.5, more preferably from 1.5 to 2.5 from the viewpoints of industrial control, impact resistance and release control. 2.5.
  • the total weight of the enteric tablet of the present invention is preferably 1060 to 1650, more preferably 1300 to 1600 mg, and further preferably 1350 to 1550 mg from the viewpoint of ingestion.
  • the hardness of the enteric tablet of the present invention is preferably 250 N or more in the major axis direction from the viewpoint of impact resistance, more preferably 260 N or more, more preferably 250 to 500 N, and further preferably 260 to 450 N.
  • the hardness can be measured with a hardness meter (such as PTB502 manufactured by PHARMA-TEST).
  • the enteric tablet of the present invention may be an ordinary disk or ellipse and may be a round tablet having one or more radii of curvature, and its aspect ratio is 1 from the point of impact resistance. : 1 to 22: 9 is preferable, and 20 to 21: 9 to 10 is more preferable.
  • the tablet thickness is preferably 6 to 8 mm, more preferably 6.5 to 8 mm, still more preferably 6.5 to 7.8 mm, and even more preferably 7.2 to 7.6 mm.
  • Comparative Example 1 The uncoated tablet described in Reference Example 1 was sprayed with a coating liquid having the following formulation to give an outer coating layer of methacrylic acid copolymer S.
  • Table 2 shows the result of coating with a pan coater with a drum volume of about 10L.
  • the coating of methacrylic acid copolymer is strong and lacks elasticity and plasticity, in the case of very large tablets, the impact of the collision between tablets or on the device is large when the tablets roll in the coating pan. Even with a small scale, there was a problem that many broken tablets such as chipped tablets with exposed uncoated tablets and film cracks occurred. Further, the obtained coated tablets were subjected to a disintegration test for 2 hours with the first solution of the Japanese Pharmacopoeia disintegration test at pH 1.2, and the tablets after the test were observed. As a result, 3 out of 3 tablets in the 4 mg / cm 2 coated product were observed.
  • Reference Example 2 The uncoated tablet described in Reference Example 1 was sprayed with a coating liquid having the following formulation to give an inner coating layer of hypromellose.
  • Example 1 The tablet with the hypromellose inner coating layer described in Reference Example 2 was sprayed with the coating solution of the formulation (Table 1) to give the outer coating layer of methacrylic acid copolymer S.
  • Table 1 A tablet coated with a pan coating machine having a drum volume of about 10 L was repeatedly dropped from a predetermined height into a stainless steel container 10 times, and the appearance after the dropping was observed.
  • the inner coating amount was 4% less than the surface area of the uncoated tablet. In the range of ⁇ 8 mg / cm 2, the impact resistance increases depending on the coating amount.
  • the amount of methacrylic acid copolymer S in the outer layer is 4 mg
  • the amount of hypromellose in the inner layer is 6 mg / cm 2 or more
  • the methacrylic acid copolymer in the outer layer is 3 mg
  • the hardness of the tablet was about 370 N and about 400 N, respectively.
  • the obtained coated tablets were subjected to a disintegration test for 2 hours in the Japanese Pharmacopoeia Disintegration Test No. 1 at pH 1.2, and the tablets after the test were observed.
  • the hypromellose 4 mg / cm 2 inner coating product was formed from the methacrylic acid copolymer S.
  • the amount was 4 mg / cm 2 and the hypromellose 6 mg / cm 2 inner coating product had an amount of methacrylic acid copolymer S of 3 mg / cm 2 , the acid resistance required for the enteric preparation was satisfied (Table 5).
  • the time required for coating each layer is as shown in Table 6.
  • the spraying time is preferably about 6 hours at the maximum to finish the coating work within one day. Therefore, the upper limit of the inner coating amount was 12 mg / cm 2 as hypromellose.
  • the film (B) inner coating (water-soluble polymer)
  • film (C) outer coating (film that dissolves at pH 7 or higher)
  • the total amount of is preferably 10 to 18 mg / cm 2
  • the coating (B) is preferably 6 to 12 mg / cm 2
  • the coating (C) is preferably 3 to 6 mg / cm 2 .
  • Example 2 About 140 kg of the uncoated tablet described in Reference Example 1 is charged into a pan coating machine having a drum volume of about 550 L, and sprayed with the coating liquid having the formulation of (Table 7), so that hypromellose is 8 mg / cm 2 with respect to the surface area of the uncoated tablet. An inner coating layer was applied.
  • the coating liquid having the formulation shown in (Table 1) is sprayed on the tablet provided with the above-mentioned hypromellose inner coating layer, and the outer coating is performed so that the methacrylic acid copolymer S is 4 mg / cm 2 with respect to the surface area of the uncoated tablet. Layered.
  • the hardness of the obtained tablet (hardness meter, manufactured by PHARMA TEST, measured by PTB502) was about 405N.
  • the test results of the obtained coated tablets have the acid resistance required for enteric preparations, and the tablet breakage after coating is an actual production scale due to the improvement in impact resistance. The defect rate was less than 0.1%, and it was confirmed that the preparation was excellent in productivity.
  • Example 3 The uncoated tablets described in Reference Example 1 were sprayed with a coating liquid having the formulation (Table 3), and an inner coating layer was applied so that hypromellose was 6 mg / cm 2 with respect to the surface area of the uncoated tablets.
  • a tablet having the above-mentioned hypromellose inner coating layer was sprayed with the coating liquid having the formulation (Table 9), and the total amount of the methacrylic acid copolymers S and L was 6 mg / cm 2 with respect to the surface area of the uncoated tablet.
  • An outer coating layer was applied.
  • the hardness of the obtained tablet (hardness meter, manufactured by PHARMA TEST, measured by PTB502) was about 280 N to about 320 N.
  • the test results of the obtained coated tablets had the acid resistance required for enteric preparations, and showed impact resistance.
  • Example 4 The uncoated tablet described in Reference Example 1 is sprayed with a coating liquid having the formulation (Table 11), and the inner coating layer is formed so that the polyvinyl alcohol / polyethylene glycol / graft copolymer is 8 mg / cm 2 with respect to the surface area of the uncoated tablet. gave.
  • the tablet having the inner coating layer of the polyvinyl alcohol / polyethylene glycol / graft copolymer described above was sprayed with the coating liquid having the formulation of (Table 1), so that the methacrylic acid copolymer S was 3 to
  • the outer coating layer was applied so as to be 6 mg / cm 2 .
  • the hardness of the obtained tablet (hardness meter, manufactured by PHARMA TEST, measured by PTB502) was about 270N to about 300N.
  • the test results of the obtained coated tablets had the acid resistance required for enteric preparations, and showed impact resistance.
  • Example 5 The uncoated tablets described in Reference Example 4 were sprayed with a coating liquid having the formulation (Table 3), and an inner coating layer was applied so that hypromellose was 8 mg / cm 2 with respect to the surface area of the uncoated tablets.

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
PCT/JP2014/054104 2013-02-22 2014-02-21 腸溶錠 WO2014129568A1 (ja)

Priority Applications (24)

Application Number Priority Date Filing Date Title
RS20201388A RS61099B1 (sr) 2013-02-22 2014-02-21 Gastrorezistentna tableta sa enteričkom oblogom
EP14754975.2A EP2959892B1 (en) 2013-02-22 2014-02-21 Enteric coated tablet
CN201480009951.3A CN105025888B (zh) 2013-02-22 2014-02-21 肠溶片
CA2901166A CA2901166C (en) 2013-02-22 2014-02-21 Enteric coated tablet
BR112015020237-3A BR112015020237B1 (pt) 2013-02-22 2014-02-21 Comprimido com revestimento entérico
LTEP14754975.2T LT2959892T (lt) 2013-02-22 2014-02-21 Enterine danga padengta tabletė
KR1020157022571A KR102167265B1 (ko) 2013-02-22 2014-02-21 장용정
ES14754975T ES2821766T3 (es) 2013-02-22 2014-02-21 Comprimido con recubrimiento entérico
JP2015501510A JP6237760B2 (ja) 2013-02-22 2014-02-21 腸溶錠
US14/769,660 US20150374632A1 (en) 2013-02-22 2014-02-21 Enteric coated tablet
SI201431710T SI2959892T1 (sl) 2013-02-22 2014-02-21 Tableta, obložena z enterično oblogo
DK14754975.2T DK2959892T3 (da) 2013-02-22 2014-02-21 Tablet med enterisk coating
AU2014219726A AU2014219726B2 (en) 2013-02-22 2014-02-21 Enteric coated tablet
MX2015010871A MX369967B (es) 2013-02-22 2014-02-21 Tableta recubierta enterica.
NZ71120114A NZ711201A (en) 2013-02-22 2014-02-21 Enteric coated tablet
RU2015140119A RU2675844C2 (ru) 2013-02-22 2014-02-21 Таблетка, покрытая кишечнорастворимым покрытием
SG11201506653WA SG11201506653WA (en) 2013-02-22 2014-02-21 Enteric coated tablet
IL240575A IL240575B (en) 2013-02-22 2015-08-13 Enteric coated pill
ZA2015/06585A ZA201506585B (en) 2013-02-22 2015-09-07 Enteric coated tablet
US16/136,377 US20190015345A1 (en) 2013-02-22 2018-09-20 Enteric coated tablet
HRP20201808TT HRP20201808T1 (hr) 2013-02-22 2020-11-12 Tableta s enteričkim premazom
CY20201101162T CY1123908T1 (el) 2013-02-22 2020-12-08 Δισκιο με εντερικη επικαληψη
US17/118,824 US20210093577A1 (en) 2013-02-22 2020-12-11 Enteric coated tablet
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